Home / 64,840.36-97,221.60-25,350.42

Finding the Fourth Proportional to 64,840.36, 97,221.60 and 25,350.42

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Solution

The fourth proportional to 64,840.36, 97,221.60 and 25,350.42 is: 38,010.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,840.36 : 97,221.60 = 25,350.42 : x
  2. Step 2: Convert to fraction form
    64,840.36/97,221.60 = 25,350.42/x
  3. Step 3: Cross multiply
    64,840.36x = 97,221.60 × 25,350.42
  4. Step 4: Simplify right side
    64,840.36x = 2,464,608,393.07
  5. Step 5: Solve for x
    x = 2,464,608,393.07/64,840.36
  6. Step 6: Final answer
    x = 38,010.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.